Home / 5,241.15-7,855.02-2,461.68

Finding the Fourth Proportional to 5,241.15, 7,855.02 and 2,461.68

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Solution

The fourth proportional to 5,241.15, 7,855.02 and 2,461.68 is: 3,689.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.15 : 7,855.02 = 2,461.68 : x
  2. Step 2: Convert to fraction form
    5,241.15/7,855.02 = 2,461.68/x
  3. Step 3: Cross multiply
    5,241.15x = 7,855.02 × 2,461.68
  4. Step 4: Simplify right side
    5,241.15x = 19,336,545.63
  5. Step 5: Solve for x
    x = 19,336,545.63/5,241.15
  6. Step 6: Final answer
    x = 3,689.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.